1. Number of complaints attended by the employee2. Total number of hits by the employee on these complaints (sincethere may be multiple attendances to theses complaints by theemployee)3. Number of complaints closed by the employee & not reopened4. Number of complaints closed by employee and reopened.... butfinally closed by another employee

Hints:

3. Status enum values in action table

> 1 THEN 'UnAssigned'> 2 THEN 'New'> 3 THEN 'Pending'> 4 THEN 'Closed'> 5 THEN 'ReOpened'> 6 THEN 'UnAttended'